Have extra power on-hand with the EB-PN930 10,200mAh Portable Battery Pack from Samsung. This battery has a 10,200 mAh capacity, which can recharge most smartphones at least three times, as well as Adaptive Fast Charging and Qualcomm Quick Charge 2.0 technology. There are two ports, a USB Type-A and a USB Type-C, with power outputs of 1.67 A and 2.1 A for fast, simultaneous charging.